-13=-y-7

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Solution for -13=-y-7 equation:


Simplifying
-13 = -1y + -7

Reorder the terms:
-13 = -7 + -1y

Solving
-13 = -7 + -1y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add 'y' to each side of the equation.
-13 + y = -7 + -1y + y

Combine like terms: -1y + y = 0
-13 + y = -7 + 0
-13 + y = -7

Add '13' to each side of the equation.
-13 + 13 + y = -7 + 13

Combine like terms: -13 + 13 = 0
0 + y = -7 + 13
y = -7 + 13

Combine like terms: -7 + 13 = 6
y = 6

Simplifying
y = 6

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